	mtDropDown.spacerGif = "expand-01.gif"; 
	mtDropDown.dingbatOn = "expand-1.gif"; 
	mtDropDown.dingbatOff = "expand-0.gif"; 
	mtDropDown.dingbatSize = 14; 
	mtDropDown.menuPadding = 1; 
	mtDropDown.itemPadding = 3; 
	mtDropDown.shadowSize = 2; 
	mtDropDown.shadowOffset = 2; 
	mtDropDown.shadowColor = "#ccc"; 
	mtDropDown.shadowPng = "x.png"; 
	mtDropDown.backgroundColor = "#efefef"; 
	mtDropDown.backgroundPng = "w.png"; 
	mtDropDown.hideDelay = 1000; 
	mtDropDown.slideTime = 0; 
	
	
	
	mtDropDown.reference = {topLeft:1,topRight:2,bottomLeft:3,bottomRight:4};
	mtDropDown.direction = {down:1,right:2};
	mtDropDown.registry = [];
	mtDropDown._maxZ = 100;
	
	
	
	
	mtDropDown.isSupported = function() {
	if (typeof mtDropDown.isSupported.r == "boolean") 
	return mtDropDown.isSupported.r;
	var ua = navigator.userAgent.toLowerCase();
	var an = navigator.appName;
	var r = false;
	if (ua.indexOf("gecko") > -1) r = true; 
	else if (an == "Microsoft Internet Explorer") {
	if (document.getElementById) r = true; 
	}
	mtDropDown.isSupported.r = r;
	return r;
	}
	
	mtDropDown.initialize = function() {
	for (var i = 0, menu = null; menu = this.registry[i]; i++) {
	menu.initialize();
	}
	}
	
	mtDropDown.renderAll = function() {
	var aMenuHtml = [];
	for (var i = 0, menu = null; menu = this.registry[i]; i++) {
	aMenuHtml[i] = menu.toString();
	}
	document.write(aMenuHtml.join(""));
	}
	
	function mtDropDown(oActuator, iDirection, iLeft, iTop, iReferencePoint, parentMenuSet) {
	
	this.addItem = addItem;
	this.addMenu = addMenu;
	this.toString = toString;
	this.initialize = initialize;
	this.isOpen = false;
	this.show = show;
	this.hide = hide;
	this.items = [];
	this.evalStr="";
	
	this.onactivate = new Function(); 
	this.ondeactivate = new Function(); 
	this.onmouseover = new Function(); 
	this.onqueue = new Function(); 
	
	this.index = mtDropDown.registry.length;
	mtDropDown.registry[this.index] = this;
	var id = "mtDropDown" + this.index;
	var contentHeight = null;
	var contentWidth = null;
	var childMenuSet = null;
	var animating = false;
	var childMenus = [];
	var slideAccel = -1;
	var elmCache = null;
	var ready = false;
	var _this = this;
	var a = null;
	var pos = iDirection == mtDropDown.direction.down ? "top" : "left";
	var dim = null;
	
	function addItem(sText, sUrl, sEval) {
	var item = new mtDropDownItem(sText, sUrl, sEval, this);
	item._index = this.items.length;
	this.items[item._index] = item;
	}
	function addMenu(oMenuItem) {
	if (!oMenuItem.parentMenu == this) throw new Error("Cannot add a menu here");
	if (childMenuSet == null) childMenuSet = new mtDropDownSet(mtDropDown.direction.right, -5, 2, mtDropDown.reference.topRight);
	var m = childMenuSet.addMenu(oMenuItem);
	childMenus[oMenuItem._index] = m;
	m.onmouseover = child_mouseover;
	m.ondeactivate = child_deactivate;
	m.onqueue = child_queue;
	return m;
	}
	function initialize() {
	initCache();
	initEvents();
	initSize();
	ready = true;
	}
	function show() {
	
	if (ready) {
	_this.isOpen = true;
	animating = true;
	setContainerPos();
	elmCache["clip"].style.visibility = "visible";
	elmCache["clip"].style.zIndex = mtDropDown._maxZ++;
	
	slideStart();
	_this.onactivate();
	}
	}
	function hide() {
	if (ready) {
	_this.isOpen = false;
	animating = true;
	for (var i = 0, item = null; item = elmCache.item[i]; i++) 
	dehighlight(item);
	if (childMenuSet) childMenuSet.hide();
	slideStart();
	_this.ondeactivate();
	}
	}
	function setContainerPos() {
	var sub = oActuator.constructor == mtDropDownItem; 
	var act = sub ? oActuator.parentMenu.elmCache["item"][oActuator._index] : oActuator; 
	var el = act;
	var x = 0;
	var y = 0;
	var minX = 0;
	var maxX = (window.innerWidth ? window.innerWidth : document.body.clientWidth) - parseInt(elmCache["clip"].style.width);
	var minY = 0;
	var maxY = (window.innerHeight ? window.innerHeight : document.body.clientHeight) - parseInt(elmCache["clip"].style.height);
	
	while (sub ? el.parentNode.className.indexOf("mtDropdownMenu") == -1 : el.offsetParent) {
	x += el.offsetLeft;
	y += el.offsetTop;
	if (el.scrollLeft) x -= el.scrollLeft;
	if (el.scrollTop) y -= el.scrollTop;
	el = el.offsetParent;
	}
	if (oActuator.constructor == mtDropDownItem) {
	x += parseInt(el.parentNode.style.left);
	y += parseInt(el.parentNode.style.top);
	}
	switch (iReferencePoint) {
	case mtDropDown.reference.topLeft:
	break;
	case mtDropDown.reference.topRight:
	x += act.offsetWidth;
	break;
	case mtDropDown.reference.bottomLeft:
	y += act.offsetHeight;
	break;
	case mtDropDown.reference.bottomRight:
	x += act.offsetWidth;
	y += act.offsetHeight;
	break;
	}
	x += iLeft;
	y += iTop;
	x = Math.max(Math.min(x, maxX), minX);
	y = Math.max(Math.min(y, maxY), minY);
	elmCache["clip"].style.left = x + "px";
	elmCache["clip"].style.top = y + "px";
	}
	function slideStart() {
	var x0 = parseInt(elmCache["content"].style[pos]);
	var x1 = _this.isOpen ? 0 : -dim;
	if (a != null) a.stop();
	a = new Accelimation(x0, x1, mtDropDown.slideTime, slideAccel);
	a.onframe = slideFrame;
	a.onend = slideEnd;
	a.start();
	}
	function slideFrame(x) {
	elmCache["content"].style[pos] = x + "px";
	}
	function slideEnd() {
	if (!_this.isOpen) elmCache["clip"].style.visibility = "hidden";
	animating = false;
	}
	function initSize() {
	
	var ow = elmCache["items"].offsetWidth;
	var oh = elmCache["items"].offsetHeight;
	var ua = navigator.userAgent.toLowerCase();
	
	elmCache["clip"].style.width = ow + mtDropDown.shadowSize + 2 + "px";
	elmCache["clip"].style.height = oh + mtDropDown.shadowSize + 2 + "px";
	
	elmCache["content"].style.width = ow + mtDropDown.shadowSize + "px";
	elmCache["content"].style.height = oh + mtDropDown.shadowSize + "px";
	contentHeight = oh + mtDropDown.shadowSize;
	contentWidth = ow + mtDropDown.shadowSize;
	dim = iDirection == mtDropDown.direction.down ? contentHeight : contentWidth;
	
	elmCache["content"].style[pos] = -dim - mtDropDown.shadowSize + "px";
	elmCache["clip"].style.visibility = "hidden";
	
	if (ua.indexOf("mac") == -1 || ua.indexOf("gecko") > -1) {
	
	elmCache["background"].style.width = ow + "px";
	elmCache["background"].style.height = oh + "px";
	elmCache["background"].style.backgroundColor = mtDropDown.backgroundColor;
	
	elmCache["shadowRight"].style.left = ow + "px";
	elmCache["shadowRight"].style.height = oh - (mtDropDown.shadowOffset - mtDropDown.shadowSize) + "px";
	elmCache["shadowRight"].style.backgroundColor = mtDropDown.shadowColor;
	
	
	
	elmCache["shadowBottom"].style.top = oh + "px";
	elmCache["shadowBottom"].style.width = ow - mtDropDown.shadowOffset + "px";
	elmCache["shadowBottom"].style.backgroundColor = mtDropDown.shadowColor;
	}
	
	else {
	
	elmCache["background"].firstChild.src = mtDropDown.backgroundPng;
	elmCache["background"].firstChild.width = ow;
	elmCache["background"].firstChild.height = oh;
	
	elmCache["shadowRight"].firstChild.src = mtDropDown.shadowPng;
	elmCache["shadowRight"].style.left = ow + "px";
	elmCache["shadowRight"].firstChild.width = mtDropDown.shadowSize;
	elmCache["shadowRight"].firstChild.height = oh - (mtDropDown.shadowOffset - mtDropDown.shadowSize);
	
	
	
	elmCache["shadowBottom"].firstChild.src = mtDropDown.shadowPng;
	elmCache["shadowBottom"].style.top = oh + "px";
	elmCache["shadowBottom"].firstChild.height = mtDropDown.shadowSize;
	elmCache["shadowBottom"].firstChild.width = ow - mtDropDown.shadowOffset;
	}
	}
	function initCache() {
	var menu = document.getElementById(id);
	var all = menu.all ? menu.all : menu.getElementsByTagName("*"); 
	elmCache = {};
	elmCache["clip"] = menu;
	elmCache["item"] = [];
	for (var i = 0, elm = null; elm = all[i]; i++) {
	switch (elm.className) {
	case "items":
	case "content":
	case "background":
	case "shadowRight":
	case "shadowBottom":
	elmCache[elm.className] = elm;
	break;
	case "item":
	elm._index = elmCache["item"].length;
	elmCache["item"][elm._index] = elm;
	break;
	}
	}
	
	_this.elmCache = elmCache;
	}
	function initEvents() {
	
	for (var i = 0, item = null; item = elmCache.item[i]; i++) {
	item.onmouseover = item_mouseover;
	item.onmouseout = item_mouseout;
	item.onclick = item_click;
	}
	
	if (typeof oActuator.tagName != "undefined") {
	oActuator.onmouseover = actuator_mouseover;
	oActuator.onmouseout = actuator_mouseout;
	}
	
	elmCache["content"].onmouseover = content_mouseover;
	elmCache["content"].onmouseout = content_mouseout;
	}
	function highlight(oRow) {
	oRow.className = "item hover";
	if (childMenus[oRow._index]) 
	oRow.lastChild.firstChild.src = mtDropDown.dingbatOn;
	}
	function dehighlight(oRow) {
	oRow.className = "item";
	if (childMenus[oRow._index]) 
	oRow.lastChild.firstChild.src = mtDropDown.dingbatOff;
	}
	function item_mouseover() {
	if (!animating) {
	highlight(this);
	if (childMenus[this._index]) 
	childMenuSet.showMenu(childMenus[this._index]);
	else if (childMenuSet) childMenuSet.hide();
	}
	}
	function item_mouseout() {
	if (!animating) {
	if (childMenus[this._index])
	childMenuSet.hideMenu(childMenus[this._index]);
	else 
	dehighlight(this);
	}
	}
	function item_click() {
	if (!animating) {
	if (_this.items[this._index].url) 
	location.href = _this.items[this._index].url;
	}
	if(_this.items[this._index].evalStr){
		eval(_this.items[this._index].evalStr)
	}
	}
	function actuator_mouseover() {
	parentMenuSet.showMenu(_this);
	}
	function actuator_mouseout() {
	parentMenuSet.hideMenu(_this);
	}
	function content_mouseover() {
	if (!animating) {
	parentMenuSet.showMenu(_this);
	_this.onmouseover();
	}
	}
	function content_mouseout() {
	if (!animating) {
	parentMenuSet.hideMenu(_this);
	}
	}
	function child_mouseover() {
	if (!animating) {
	parentMenuSet.showMenu(_this);
	}
	}
	function child_deactivate() {
	for (var i = 0; i < childMenus.length; i++) {
	if (childMenus[i] == this) {
	dehighlight(elmCache["item"][i]);
	break;
	}
	}
	}
	function child_queue() {
	parentMenuSet.hideMenu(_this);
	}
	function toString() {
	var aHtml = [];
	var sClassName = "mtDropdownMenu" + (oActuator.constructor != mtDropDownItem ? " top" : "");
	for (var i = 0, item = null; item = this.items[i]; i++) {
	aHtml[i] = item.toString(childMenus[i]);
	}
	return '<div id="' + id + '" class="' + sClassName + '">' + 
	'<div class="content"><table class="items" cellpadding="0" cellspacing="0" border="0">' + 
	'<tr><td colspan="2"><img src="../../inc/img/nav/' + mtDropDown.spacerGif + '" width="1" height="' + mtDropDown.menuPadding + '"></td></tr>' + 
	aHtml.join('') + 
	'<tr><td colspan="2"><img src="../../inc/img/nav/' + mtDropDown.spacerGif + '" width="1" height="' + mtDropDown.menuPadding + '"></td></tr></table>' + 
	'<div class="shadowBottom"><img src="../../inc/img/nav/' + mtDropDown.spacerGif + '" width="1" height="1"></div>' + 
	'<div class="shadowRight"><img src="../../inc/img/nav/' + mtDropDown.spacerGif + '" width="1" height="1"></div>' + 
	'<div class="background"><img src="../../inc/img/nav/' + mtDropDown.spacerGif + '" width="1" height="1"></div>' + 
	'</div></div>';
	}
	}
	
	mtDropDownSet.registry = [];
	function mtDropDownSet(iDirection, iLeft, iTop, iReferencePoint) {
	
	this.addMenu = addMenu;
	this.showMenu = showMenu;
	this.hideMenu = hideMenu;
	this.hide = hide;
	
	var menus = [];
	var _this = this;
	var current = null;
	this.index = mtDropDownSet.registry.length;
	mtDropDownSet.registry[this.index] = this;
	
	function addMenu(oActuator) {
	var m = new mtDropDown(oActuator, iDirection, iLeft, iTop, iReferencePoint, this);
	menus[menus.length] = m;
	return m;
	}
	function showMenu(oMenu) {
	if (oMenu != current) {
	
	if (current != null) hide(current); 
	
	current = oMenu;
	
	oMenu.show();
	}
	else {
	
	cancelHide(oMenu);
	}
	}
	function hideMenu(oMenu) {
	
	if (current == oMenu && oMenu.isOpen) {
	
	if (!oMenu.hideTimer) scheduleHide(oMenu);
	}
	}
	function scheduleHide(oMenu) {
	
	oMenu.onqueue();
	oMenu.hideTimer = window.setTimeout("mtDropDownSet.registry[" + _this.index + "].hide(mtDropDown.registry[" + oMenu.index + "])", mtDropDown.hideDelay);
	}
	function cancelHide(oMenu) {
	
	if (oMenu.hideTimer) {
	window.clearTimeout(oMenu.hideTimer);
	oMenu.hideTimer = null;
	}
	}
	function hide(oMenu) { 
	if (!oMenu && current) oMenu = current;
	if (oMenu && current == oMenu && oMenu.isOpen) {
	
	cancelHide(oMenu);
	current = null;
	oMenu.hideTimer = null;
	oMenu.hide();
	}
	}
	}
	
	
	
	
	
	
	
	
	function mtDropDownItem(sText, sUrl, sEval, oParent) {
	this.toString = toString;
	this.text = sText;
	this.url = sUrl;
	this.evalStr = sEval;
	this.parentMenu = oParent;
	function toString(bDingbat) {
	var sDingbat = bDingbat ? mtDropDown.dingbatOff : mtDropDown.spacerGif;
	var iEdgePadding = mtDropDown.itemPadding + mtDropDown.menuPadding;
	var sPaddingLeft = "padding:" + mtDropDown.itemPadding + "px; padding-left:" + iEdgePadding + "px;"
	var sPaddingRight = "padding:" + mtDropDown.itemPadding + "px; padding-right:" + iEdgePadding + "px;"
	return '<tr class="item"><td nowrap style="' + sPaddingLeft + '">' + 
	sText + '</td><td width="14" style="' + sPaddingRight + '">' + 
	'<img src="../inc/img/nav/' + sDingbat + '" width="14" height="14"></td></tr>';
	}
	}
	
	
	function Accelimation(from, to, time, zip) {
	if (typeof zip == "undefined") zip = 0;
	if (typeof unit == "undefined") unit = "px";
	this.x0 = from;
	this.x1 = to;
	this.dt = time;
	this.zip = -zip;
	this.unit = unit;
	this.timer = null;
	this.onend = new Function();
	this.onframe = new Function();
	}
	
	
	
	
	Accelimation.prototype.start = function() {
	this.t0 = new Date().getTime();
	this.t1 = this.t0 + this.dt;
	var dx = this.x1 - this.x0;
	this.c1 = this.x0 + ((1 + this.zip) * dx / 3);
	this.c2 = this.x0 + ((2 + this.zip) * dx / 3);
	Accelimation._add(this);
	}
	
	Accelimation.prototype.stop = function() {
	Accelimation._remove(this);
	}
	
	
	
	
	Accelimation.prototype._paint = function(time) {
	if (time < this.t1) {
	var elapsed = time - this.t0;
	this.onframe(Accelimation._getBezier(elapsed/this.dt,this.x0,this.x1,this.c1,this.c2));
	}
	else this._end();
	}
	
	Accelimation.prototype._end = function() {
	Accelimation._remove(this);
	this.onframe(this.x1);
	this.onend();
	}
	
	
	
	
	Accelimation._add = function(o) {
	var index = this.instances.length;
	this.instances[index] = o;
	
	if (this.instances.length == 1) {
	this.timerID = window.setInterval("Accelimation._paintAll()", this.targetRes);
	}
	}
	
	Accelimation._remove = function(o) {
	for (var i = 0; i < this.instances.length; i++) {
	if (o == this.instances[i]) {
	this.instances = this.instances.slice(0,i).concat( this.instances.slice(i+1) );
	break;
	}
	}
	
	if (this.instances.length == 0) {
	window.clearInterval(this.timerID);
	this.timerID = null;
	}
	}
	
	Accelimation._paintAll = function() {
	var now = new Date().getTime();
	for (var i = 0; i < this.instances.length; i++) {
	this.instances[i]._paint(now);
	}
	}
	
	Accelimation._B1 = function(t) { return t*t*t }
	Accelimation._B2 = function(t) { return 3*t*t*(1-t) }
	Accelimation._B3 = function(t) { return 3*t*(1-t)*(1-t) }
	Accelimation._B4 = function(t) { return (1-t)*(1-t)*(1-t) }
	
	Accelimation._getBezier = function(percent,startPos,endPos,control1,control2) {
	return endPos * this._B1(percent) + control2 * this._B2(percent) + control1 * this._B3(percent) + startPos * this._B4(percent);
	}
	
	
	
	Accelimation.instances = [];
	Accelimation.targetRes = 10;
	Accelimation.timerID = null;